Let , find units of Z[w].

1 is the unity, so it is a unit. And what else...?

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- January 27th 2008, 07:00 AMtttcomraderFind units of Z[w]
Let , find units of Z[w].

1 is the unity, so it is a unit. And what else...? - January 27th 2008, 08:11 AMThePerfectHacker
- January 27th 2008, 09:23 AMtttcomrader
I don't understand how do you get to , is there a general rule for that or you did by algebra? Further, I worked this out and I have 3b^2 < 16, not 4, did I do something wrong?

Thanks. - January 27th 2008, 12:59 PMThePerfectHacker